This is really just a judgement call depending on the police officer, but the "legal" height is a minimum of 100mm from the lowest point of your car to the ground.
I did a ghetto fix by hammering in my muffler around the area (gave 0 ducks), but in your instance I highly doubt you'd want to do that with EK9 muffler..
Do you mean the supercharged D16?
If you do, that's my bros sedan haha, we both have sedans
And not yet, a lot will be changing in the not too distant future
I've taken apart a recaro style seat before (should be the same type as yours i'm assuming, the base was the same) just be aware the weld quality is extremely sloppy all around, could be potentially...
You can find them in EJ8 civics (coupes), but for the effort you might be better off rebuilding your current engine if absolutely essential and save money where you can for future engine swaps -...